Jeep Wrangler 2018 Bulb Size

Bulb size chart

H13 Bulbs

Used for: Headlight Bulb High Beam and Low Beam(with halogen headlights)

KATANA H13 LED Headlight Bulbs, Super Bright

KATANA H13 LED Headlight Bulbs, Super Bright

The KATANA H13 LED Bulbs are designed for easy installation, with a 1:1 mini design that fits almost exactly like halogen bulbs. There's no need for any tools or modifications, and installation can be done in just 10 minutes, making it a hassle-free upgrade. Built to last, these bulbs feature an aviation aluminum body and an ultra-high-speed fan for maximum cooling. The 360° beam angle ensures a perfect beam pattern with no dark spots, making it ideal for use in rainy, foggy, or snowy conditions. The in-built upgraded CANBUS system is compatible with 99% of vehicles, and there will be no error codes displayed on your vehicle's computer. Upgrade your vehicle's lighting system with the KATANA H13 LED Headlight Bulbs and enjoy a brighter, safer, and more confident driving experience.

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TECHMAX H13 LED Headlight Bulb

TECHMAX H13 LED Headlight Bulb

Upgrade your car's lighting with the TECHMAX H13 LED Headlight Bulb, and enjoy a safer and more comfortable driving experience with brighter and more uniform lighting. With a gentle white light that replaces the dim yellow halogen lamp, you'll enjoy a clearer and brighter driving experience. The white light emitted by these bulbs illuminates the road and enhances visibility. Thanks to the windless direct plug-in design, the TECHMAX H13 LED Headlight Bulb is easy to install and light up when plugged in. This unique design also enhances the driving experience by providing a quiet and comfortable ride.

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View all 15 replacement options for size H13 →

7440 Bulbs

Used for: Back Up Reverse Light Bulb (with halogen headlights)

View all 8 replacement options for size 7440 →

3157R Bulbs

Used for: Brake Light Bulb(with halogen headlights), Tail Light Bulb(with halogen headlights)

View all 13 replacement options for size 3157R →

7443 Bulbs

Used for: Daytime Running Light Bulb, Parking Light Bulb(Compare to original - Option 2)

AUXITO 7443 LED Bulbs - Red

AUXITO 7443 LED Bulbs - Red

Upgrade your vehicle's brake lights with confidence, as the AUXITO 7443 LED Bulbs offer ultra-brightness and a safer lighting solution. These bulbs utilize advanced LED technology to deliver an intensified illumination that surpasses traditional incandescent bulbs. Enjoy a noticeable upgrade in brightness, making your brake lights highly visible and ensuring a safer driving experience for you and those around you. Say goodbye to complicated installations, as the AUXITO 7443 LED Bulbs are designed for a direct fit. Simply replace your existing bulbs with these LED counterparts, saving you time and effort. Additionally, these bulbs have versatile applications, making them suitable for various lighting functions beyond brake lights. Illuminate your turn signals, tail lights, or other compatible applications with the same confidence and superior brightness. Reliability is key, and the AUXITO 7443 LED Bulbs offer stable use and a longer lifespan. Built with quality and durability in mind, these bulbs provide a consistent lighting performance that you can rely on. Enjoy peace of mind knowing that these bulbs will last longer, saving you from frequent replacements and ensuring a stable and reliable lighting solution for your vehicle.

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View all 20 replacement options for size 7443 →

7442NA Bulbs

Used for: Parking Light Bulb(Compare to original - Option 1)

Oxilam 7442NA Brand-new LED Light Bulbs

Oxilam 7442NA Brand-new LED Light Bulbs

Introducing the OXILAM 7442 LED Bulb, a superior lighting solution that outshines traditional halogen bulbs. While many LED bulbs on the market use older chips and offer modest brightness improvements, the OXILAM 7442 LED Bulb sets itself apart with its cutting-edge features and exceptional illumination.Equipped with 26 high-quality 3020 SMD chipsets, this bulb delivers a remarkable brightness that is six times more powerful than halogen bulbs. The inclusion of HD projector lenses ensures a focused beam pattern, providing you with a safer and clearer view during your work. Unlike traditional heat sinks that may struggle to meet the demands of modern vehicles, the OXILAM 7442 LED Bulb features a unique heat sink hole design. This design enables the bulb to function optimally even in extreme conditions. Additionally, a heat-resistant LED base provides robust support, allowing for a lifespan of over 60,000 hours.Thanks to its built-in CANBUS system, the OXILAM 7442 LED Bulb is compatible with 95% of vehicles without causing error warnings or radio interference. The low wattage draw of LED bulbs ensures efficient operation without straining your vehicle's electrical system. With a full 360-degree illumination and the advanced projector-style lens, the OXILAM 7442 LED Bulb offers superior brightness. Its 26 PCS 3020 SMD LED chipsets make it five times brighter than halogen bulbs, emitting a vibrant red light that enhances visibility and provides effective warning signals. By keeping a safe distance between vehicles, you can drive with confidence and peace of mind.

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AUXITO 7442NA LED Projector Light Bulbs

AUXITO 7442NA LED Projector Light Bulbs

Introducing the AUXITO 7442NA LED Projector Light Bulbs, the ultimate lighting solution for your vehicle. With a range of applications, these bulbs can be used for front and rear turn signal lights, side marker lights, blinker lights, parking lights, daytime running lights, brake lights, tail lights, and more. Their versatility makes them an ideal choice for enhancing the lighting performance of your vehicle. To ensure ease of installation, these bulbs are designed with non-polarity technology. This means that they can be inserted into the socket in any direction, simplifying the installation process and saving you time and effort. While using these bulbs for turn signal lights or blinker lights, it's important to note that some vehicles may encounter error warnings or hyper flash issues after installation. However, there's no need to worry as AUXITO provides solutions for these problems. You can reach out to us through Amazon Buyer Message to receive guidance and assistance in resolving these issues. Your satisfaction is our priority, and we are committed to ensuring that you have a seamless experience with our products. Despite their low power consumption of only 5.5W per 7443 LED amber bulb, these bulbs offer exceptional brightness. In fact, they consume only 1/4 of the energy compared to the original 7440 amber bulbs while delivering four times the brightness. This significant energy savings not only reduces the strain on your vehicle's electrical system but also contributes to a more eco-friendly driving experience.

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View all 11 replacement options for size 7442NA →

7440A Bulbs

Used for: Turn Signal Light Bulb Front

View all 6 replacement options for size 7440A →

3157 Bulbs

Used for: Turn Signal Light Bulb Rear(with halogen headlights)

Alla Lighting 3157 Red LED Bulbs (Brake, Tail Lights, Turn Signal)

Alla Lighting 3157 Red LED Bulbs (Brake, Tail Lights, Tur...

Product benefits and features: Each bulb is quipped with 39pcs high power and high illumination 2835 SMD LEDs; Built-in smart IC driver for stable current control and longer lifespan; Equipped with projector-lens for fully 360° light output. Equipped with aluminum heat sink for the best heat dissipation. Especially designed for replacing back-up reverse lights, turn signal lights, brake tail lights, daytime running lights(DRL) lamps.

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KAKEMONO 3157 LED Amber Yellow Light Bulb

KAKEMONO 3157 LED Amber Yellow Light Bulb

Improve your car's lighting with the brilliant combination of brightness, energy efficiency, and broad compatibility offered by KAKEMONO BrightBeam 3157 LED Amber Yellow Bulbs. Built for multiple functions, these bulbs perform expertly to promise safety and style in each ride. BrightBeam LED bulbs are good for brake lights, turn signals, reverse lights, tail lights, and much more. Amber yellow in color and with a bright 400 lumens output, it gives better visibility and makes your vehicle more noticeable to others to improve safety on the road. Replacing traditional 40W halogen bulbs, these 4W LED bulbs reduce power consumption by a large margin while keeping very good brightness. Ceramic and aluminum housing allows for efficient heat dissipation, contributing to a longer lifespan and consistent performance over time. With a wide voltage input range of AC10-18V/DC10-30V, they are stable and work well on different vehicle models. They boast a 360° beam angle with no dark spots, providing super uniform light distribution. Plug-and-play installation, besides, makes upgrading your lighting a breeze. Note that some vehicles may require a load resistor to prevent hyper-flashing or dashboard error codes.

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View all 12 replacement options for size 3157 →

658 Bulbs

Used for: Automatic Transmission Indicator Light Bulb

View all 12 replacement options for size 658 →

912 Bulbs

Used for: Dome Light Bulb

View all 14 replacement options for size 912 →

194 Bulbs

Used for: HVAC Temperature Control Bulb

View all 21 replacement options for size 194 →

7441 Bulbs

Used for: HVAC Temperature Control Bulb

KATUR T20 White/Amber Switchback LED Light Bulbs (7441)

KATUR T20 White/Amber Switchback LED Light Bulbs (7441)

The KATUR T20 White/Amber Switchback LED Light Bulbs (7441) are a great upgrade for your vehicle's lighting. These energy-efficient bulbs have a 12V operating voltage and are designed to last 50,000 hours, 50 times longer than traditional incandescent bulbs. The single-contact 7440 LED light bulb replaces most auto car incandescents and is well-matched with the original incandescent lights. The easy plug-and-play installation means you just have to plug it into the socket, and flip the bulb horizontally if it does not light up to match the + and - polarity. With 42 2835 SMD LED lights, this bulb provides bright and versatile white/amber switchback lighting. It is CE/RoHS compliant, ensuring high standards and quality. Choose the KATUR T20 White/Amber Switchback LED Light Bulbs for a longer-lasting and more versatile lighting solution.

$17.99

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View all 13 replacement options for size 7441 →

This 2018 Jeep Wrangler bulb size page is designed to help you verify the correct bulb by lighting position before you buy replacements. Because Wrangler lighting can vary by trim, market, body style, and package, it is important to match the bulb to the exact lamp location on your vehicle rather than relying on a single universal listing.

Use this guide to compare the front, rear, interior, and headlight-related bulb positions on the 2018 Jeep Wrangler. It separates halogen and LED-equipped setups so you can quickly identify the right fit for headlights, turn signals, brake lights, tail lights, reverse lights, marker lights, and cabin bulbs.

Fitment can differ between Wrangler trims and lighting packages, especially when comparing halogen headlights to LED-equipped models or vehicles that have been converted with aftermarket parts. Before ordering, check the bulb already installed in your Jeep and compare it to the position listed on this page. If your Wrangler has been modified with LED upgrades, replacement housings, or nonfactory bulbs, the original catalog size may not match what is currently in the lamp. Confirming the installed bulb is the safest way to avoid returns and ensure proper operation.

FAQ

Does the 2018 Jeep Wrangler use the same bulb sizes on every trim?

No. Trim level, body style, market, and lighting package can change the bulb size or the lamp design. Always match the bulb to the exact position on the vehicle.

What headlight bulb does a 2018 Jeep Wrangler with halogen headlights use?

The halogen headlight bulb listed for the 2018 Jeep Wrangler is H13 for both high beam and low beam.

What headlight bulb does a 2018 Jeep Wrangler with LED headlights use?

The LED headlight setup is listed separately on this page. The chart identifies the headlight bulb position for LED-equipped models rather than using the halogen H13 bulb.

What bulb size is used for the front turn signal on a halogen 2018 Wrangler?

The front turn signal bulb listed for halogen-headlight models is 7440A.

What bulb size is used for the rear turn signal on a halogen 2018 Wrangler?

The rear turn signal bulb listed for halogen-headlight models is 3157.

What bulb size is used for the rear turn signal on a 2018 Wrangler with LED headlights?

The rear turn signal bulb for LED-headlight models is listed separately on the page as an LED bulb position.

What is the brake light bulb size on a halogen 2018 Jeep Wrangler?

The brake light bulb for halogen-headlight models is 3157R.

What is the tail light bulb size on a halogen 2018 Jeep Wrangler?

The tail light bulb for halogen-headlight models is 3157R.

What bulb size is used for the reverse light on a halogen 2018 Wrangler?

The back up reverse light bulb for halogen-headlight models is 7440.

What bulb size is used for the reverse light on a 2018 Wrangler with LED headlights?

The reverse light bulb for LED-headlight models is listed separately on the page as an LED bulb position.

What bulb size is used for the dome light in a 2018 Jeep Wrangler?

The dome light bulb listed for this model is 912.

What bulb sizes are listed for the HVAC temperature control light?

The HVAC temperature control bulb is listed as 194 or 7441.

What bulb size is used for the daytime running light on this Wrangler?

The daytime running light bulb listed for the 2018 Jeep Wrangler is 7443.

What are the parking light bulb options on this page?

Two parking light listings are shown: 7443 for one option and 7442NA for the compare-to-original option 1.

Should I check the bulb before buying replacements?

Yes. Checking the installed bulb is strongly recommended, especially if your Wrangler has LED conversions, aftermarket housings, or a previous owner changed the lighting setup.

Jeep Wrangler Bulb Size by Year